EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 42755 — Leitchfield, KY

ZIP 42755 is served by Grayson County Water District (as listed by the state): 3 violations since 2016, latest lead result 0 ppb, PFAS not detected. Grayson is in EPA radon zone 2.

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Where ZIP 42755 is

blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: Grayson County Water District

EPA IDKY0430616
People served20,033
Sourcesurface water (rivers, lakes)
Connections9,380

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Total Haloacetic Acids (Haa5)3

A health-based violation means a contaminant exceeded its legal limit (MCL) or a required treatment technique was not met, as reported by the state to EPA’s SDWIS. All are listed as resolved or archived; the latest began Jan 2018.

Full record for Grayson County Water District →

Other systems listed for this ZIP: Hardinsburg Ro WTP.

Lead

Jan 20220 ppb
Jan 20190 ppb
Jan 20160 ppb
Jan 20131.2 ppb
Jan 20100 ppb
Jan 20070 ppb
Jan 20043 ppb
Jan 20030 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

CompoundHighest resultSamples with detectionEPA limit
PFPeAnot detected0 of 8—
PFDAnot detected0 of 8—
PFBSnot detected0 of 8—
PFHpAnot detected0 of 8—
PFHxSnot detected0 of 8—
PFNAnot detected0 of 8—
PFOSnot detected0 of 84 ppt MCL
PFOAnot detected0 of 84 ppt MCL
PFHxAnot detected0 of 8—
HFPO-DA (GenX)not detected0 of 8—
PFBAnot detected0 of 8—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

Radon in Grayson

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Superfund sites nearby

No site on EPA’s Superfund National Priorities List lies within 10 miles of the center of this ZIP code.

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in Leitchfield? See the 2026 conforming, FHA and jumbo loan limits for Grayson →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 42755

Who supplies drinking water to ZIP 42755?

Grayson County Water District (EPA ID KY0430616), a surface water (rivers, lakes) system serving about 20,033 people, listed by the state as serving this ZIP code.

Is there lead in Leitchfield, KY tap water?

The utility’s latest 90th-percentile lead result (Jan 2022) was 0 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Leitchfield, KY water have PFAS?

None of the tested PFAS were found above EPA’s reporting limits in 2023–2025.

Has the water system in 42755 had violations?

Health-based violations since 2016: Total Haloacetic Acids (Haa5). All are listed as resolved.

Are there Superfund sites near 42755?

No active Superfund site within 10 miles of the ZIP center.

Is radon a problem in Grayson?

Grayson is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.